Institut national de l'information géographique et forestière

The Institut national de l’information géographique et forestière (National Institute of Geographic and Forest Information), previously Institut géographique national (National Geographic Institute) or IGN, is a French public state administrative establishment founded in 1940 to produce and maintain geographical information for France and its overseas departments and territories.

This article is about the French institution. For the similarly named Belgian institution, see National Geographic Institute (Belgium). For other countries with similar institutions, see IGN (disambiguation).

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